Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 26-07-2021 and time 07:18:57 (UTC) in region Costa Marchigiana Pesarese (Pesaro Urbino)

A magnitude ML 1.9 earthquake occured in region: Costa Marchigiana Pesarese (Pesaro Urbino), on

  • 26-07-2021 07:18:57 (UTC)
  • 26-07-2021 09:18:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0420, 13.1700 at 7 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

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Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NE of Fano (60888 inhabitants)
25 Km NE of Pesaro (94582 inhabitants)
48 Km E of Rimini (147750 inhabitants)
55 Km NW of Ancona (100861 inhabitants)
75 Km E of Cesena (96758 inhabitants)
88 Km E of Ravenna (159116 inhabitants)
92 Km E of Forlì (117913 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000 		ML 1.9 2021-07-26
07:18:57		 44.0415 13.1697 7 2021-12-29
11:12:51		 Bollettino Sismico Italiano INGV 97365181
Reviewed
Rev100 		ML 1.9 2021-07-26
07:18:56		 44.0723 13.1603 24 2021-07-26
08:18:26		 Sala Sismica INGV-Roma 93229061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-26 07:18:57 ± 0.4
Latitude 44.0415 ± 0.0153
Longitude 13.1697 ± 0.0175
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97365181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1769
Semi-minor axis of confidence ellipse (meter) 1243
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 210
Circular confidence region, given by single value of horizontal uncertainty (meter) 1770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 270
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.22573
Epicentral distance of station farthest from the epicenter (degree) 1.00634
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 97365181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-09 16:14:09

ML:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 93229061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-26 08:18:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2021-07-26T07:19:18.58 0.6 undecidable manual S 225 67.0773 50 -0.12 47
IV.ARVD.HHZ. 2021-07-26T07:19:17.32 0.6 undecidable manual S 197 62.9925 50 -0.28 46
IV.CSP1.EHZ. 2021-07-26T07:19:16.53 0.3 undecidable manual P 178 105.4167 50 0.92 50
IV.SFI.EHZ. 2021-07-26T07:19:16.35 0.3 undecidable manual P 262 106.7154 50 0.54 59
IV.FDMO.HHZ. 2021-07-26T07:19:15.99 0.6 undecidable manual P 183 111.6993 50 -0.59 38
IV.MPAG.EHZ. 2021-07-26T07:19:15.18 0.3 undecidable manual S 216 56.2992 50 -0.63 63
IV.COR1.EHN. 2021-07-26T07:19:14.36 0.6 undecidable manual S 197 47.4192 50 0.91 38
IV.EL6.EHZ. 2021-07-26T07:19:11.39 0.3 undecidable manual P 184 79.1652 50 -0.18 68
IV.SENI.EHZ. 2021-07-26T07:19:11.09 0.3 undecidable manual S 172 37.629 101 0.38 70
IV.CRTC.HHN. 2021-07-26T07:19:10.28 0.3 undecidable manual S 217 37.9287 100 -0.54 67
IV.CING.HNZ. 2021-07-26T07:19:10.07 0.3 undecidable manual P 178 73.8705 50 -0.69 59
IV.NARO.HHZ. 2021-07-26T07:19:09.98 0.3 undecidable manual P 225 67.0773 50 0.27 68
IV.ARVD.HHZ. 2021-07-26T07:19:09.81 0.3 undecidable manual P 197 62.9925 50 0.74 59
IV.MPAG.EHZ. 2021-07-26T07:19:08.25 0.6 undecidable manual P 216 56.2992 50 0.21 47
IV.FANO.HNN. 2021-07-26T07:19:07.10 0.3 undecidable manual S 209 25.0527 106 0.64 66
IV.PESA.HHZ. 2021-07-26T07:19:07.94 0.3 undecidable manual S 247 28.5492 104 0.31 72
IV.COR1.EHN. 2021-07-26T07:19:06.39 0.3 undecidable manual P 197 47.4192 50 -0.28 70
IV.CRTC.HHN. 2021-07-26T07:19:04.43 0.3 undecidable manual P 217 37.9287 100 -0.73 62
IV.SENI.EHZ. 2021-07-26T07:19:04.82 0.3 undecidable manual P 172 37.629 101 -0.27 72
IV.PESA.HHZ. 2021-07-26T07:19:03.18 0.1 undecidable manual P 247 28.5492 104 -0.14 100
IV.FANO.HNN. 2021-07-26T07:19:02.52 0.3 undecidable manual P 209 25.0527 106 -0.12 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHE. ML:1.8 0.00009717299499999999 0.1216 AML other m 2021-07-26T07:19:11.48
IV.APEC.HHN. ML:1.8 0.00008838926 0.0992 AML other m 2021-07-26T07:19:11.67
IV.MPAG.EHE. ML:1.7 0.000109906535 0.2784 AML other m 2021-07-26T07:19:15.55
IV.MPAG.EHN. ML:1.8 0.00015338515 0.32 AML other m 2021-07-26T07:19:15.82
IV.FOSV.EHE. ML:1.8 0.000074712635 0.5408 AML other m 2021-07-26T07:19:26.86
IV.FOSV.EHN. ML:2.0 0.00011009124500000001 0.4416 AML other m 2021-07-26T07:19:27.20
IV.ASSB.HHN. ML:2.1 0.00010328715999999999 0.1408 AML other m 2021-07-26T07:19:14.43
IV.ASSB.HHE. ML:2.1 0.00009188169 0.1792 AML other m 2021-07-26T07:19:14.92
IV.ARVD.HHE. ML:1.5 0.0000644119 0.2592 AML other m 2021-07-26T07:19:22.02
IV.ARVD.HHN. ML:1.5 0.000066815495 0.2016 AML other m 2021-07-26T07:19:18.36
IV.NARO.HHE. ML:2.0 0.00016794684999999997 0.16 AML other m 2021-07-26T07:19:21.06
IV.NARO.HHN. ML:1.7 0.00008842683 0.0608 AML other m 2021-07-26T07:19:12.19
IV.FDMO.HHN. ML:1.8 0.000057280615 0.2592 AML other m 2021-07-26T07:19:36.58
IV.FDMO.HHE. ML:1.9 0.00006392582 1.6 AML other m 2021-07-26T07:19:35.94
IV.CSP1.EHE. ML:2.6 0.00033200575 0.48 AML other m 2021-07-26T07:19:33.59
IV.CSP1.EHN. ML:2.4 0.00025033470000000003 0.4224 AML other m 2021-07-26T07:19:35.40
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download